Table 1 Baseline characteristics for PVP/PKP patients
| Â | Total Population | PVP | PKP | Unclear | ||||
|---|---|---|---|---|---|---|---|---|
N | 14,527 | 8760 | 3048 | 2719 | ||||
Age | ||||||||
 Mean | 75.10 | 75.08 | 75.48 | 74.73 | ||||
 Standard Deviation | 9.35 | 9.34 | 9.35 | 9.37 | ||||
 Median | 76 | 76 | 77 | 76 | ||||
Age group (n, %) | ||||||||
 50 to < 60 | 825 | 5.68% | 474 | 5.41% | 176 | 5.77% | 175 | 6.44% |
 60 to < 70 | 3336 | 22.96% | 2084 | 23.79% | 629 | 20.64% | 623 | 22.91% |
 70 to < 80 | 5094 | 35.07% | 3014 | 34.41% | 1082 | 35.50% | 998 | 36.70% |
 80 to < 90 | 4659 | 32.07% | 2820 | 32.19% | 1021 | 33.50% | 818 | 30.08% |
  > =90 | 613 | 4.22% | 368 | 4.20% | 140 | 4.59% | 105 | 3.86% |
Gender (n, %) | ||||||||
 Male | 2972 | 20.46% | 1801 | 20.56% | 651 | 21.36% | 520 | 19.12% |
 Female | 11,555 | 79.54% | 6959 | 79.44% | 2397 | 78.64% | 2199 | 80.88% |
Hospital Category (n, %) | ||||||||
 General Hospital | 8816 | 60.69% | 5313 | 60.65% | 1654 | 54.27% | 1849 | 68.00% |
 TCM Hospital | 4100 | 28.22% | 2868 | 32.74% | 534 | 17.52% | 698 | 25.67% |
 Orthopaedic Hospital | 856 | 5.89% | 173 | 1.97% | 643 | 21.10% | 40 | 1.47% |
 ITCWM Hospital | 703 | 4.84% | 362 | 4.13% | 216 | 7.09% | 125 | 4.60% |
 MCC Hospital | 30 | 0.21% | 23 | 0.26% | 0 | 0.00% | 7 | 0.26% |
 Other Hospitals | 22 | 0.15% | 21 | 0.24% | 1 | 0.03% | 0 | 0.00% |
Hospital Level (n, %) | ||||||||
 Tertiary | 13,388 | 92.16% | 8003 | 91.36% | 2728 | 89.50% | 2657 | 97.72% |
 Secondary | 1081 | 7.44% | 724 | 8.26% | 314 | 10.30% | 43 | 1.58% |
 Primary | 48 | 0.33% | 30 | 0.34% | 6 | 0.20% | 12 | 0.44% |
 Unknown | 10 | 0.07% | 3 | 0.03% | 0 | 0.00% | 7 | 0.26% |
Admission Year (n, %) | ||||||||
 2015 | 4105 | 28.26% | 1467 | 16.75% | 629 | 20.64% | 2009 | 73.89% |
 2016 | 5799 | 39.92% | 3926 | 44.82% | 1387 | 45.51% | 486 | 17.87% |
 2017 | 4623 | 31.82% | 3367 | 38.44% | 1032 | 33.86% | 224 | 8.24% |